From: Tao Cui <cui.tao@linux.dev>
To: Tejun Heo <tj@kernel.org>
Cc: cui.tao@linux.dev, josef@toxicopanda.com, axboe@kernel.dk,
cgroups@vger.kernel.org, linux-block@vger.kernel.org,
linux-kernel@vger.kernel.org, bpf@vger.kernel.org,
andrii@kernel.org, eddyz87@gmail.com, ast@kernel.org,
daniel@iogearbox.net, linux-kselftest@vger.kernel.org,
cuitao@kylinos.cn, ameryhung@gmail.com,
alexei.starovoitov@gmail.com
Subject: Re: [RFC PATCH v11 0/5] blk-iocost: BPF struct_ops cost model
Date: Thu, 29 Oct 2026 17:57:05 +0800 [thread overview]
Message-ID: <9145109e-0030-451b-9cca-d23eab30a826@linux.dev> (raw)
In-Reply-To: <07deddf44be391f58d6c3f2e4843582b@kernel.org>
Hello Tejun,
Thank you for the review.
在 2026/10/29 04:09, Tejun Heo 写道:
> Hello, Tao.
>
> Besides the restructuring agreed in my reply to Alexei, dropping
> iocg_init()/iocg_free() and moving everything into blk-iocost.c, the
> series still has problems, which I replied to on the patches.
I'll rework the series accordingly: drop iocg_init()/iocg_free(),
remove the detach freeze, fold everything back into blk-iocost.c and
drop patch 1, reducing the series to four patches.
The cover
> letter is still long and narrates mechanics, and it still carries the
> v9 and v10 changelogs.
>
I'll shorten it, focus on the motivation, and drop the v9/v10
changelogs.
Thanks,
Tao
> Thanks.
>
> --
> tejun
prev parent reply other threads:[~2026-10-29 9:57 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-28 14:35 [RFC PATCH v11 0/5] blk-iocost: BPF struct_ops cost model Tao Cui
2026-10-28 14:35 ` [PATCH 1/5] blk-iocost: move shared definitions to blk-iocost.h Tao Cui
2026-10-28 20:09 ` Tejun Heo
2026-10-29 10:04 ` Tao Cui
2026-10-28 14:35 ` [PATCH 2/5] blk-iocost: add BPF struct_ops cost model support Tao Cui
2026-10-28 15:07 ` sashiko-bot
2026-10-28 15:33 ` bot+bpf-ci
2026-10-28 20:09 ` Tejun Heo
2026-10-29 10:11 ` Tao Cui
2026-10-28 14:35 ` [PATCH 3/5] selftests/bpf: add iocost cost model test Tao Cui
2026-10-28 14:57 ` sashiko-bot
2026-10-28 15:33 ` bot+bpf-ci
2026-10-28 20:09 ` Tejun Heo
2026-10-29 10:30 ` Tao Cui
2026-10-28 14:35 ` [PATCH 4/5] blk-iocost: add iocost_ioc_tick tracepoint for per-period device summary Tao Cui
2026-10-28 20:09 ` Tejun Heo
2026-10-29 10:31 ` Tao Cui
2026-10-28 14:35 ` [PATCH 5/5] docs: cgroup-v2: document the iocost BPF cost model attachment Tao Cui
2026-10-28 20:09 ` Tejun Heo
2026-10-29 10:33 ` Tao Cui
2026-10-28 15:58 ` [RFC PATCH v11 0/5] blk-iocost: BPF struct_ops cost model Alexei Starovoitov
2026-10-28 20:09 ` Tejun Heo
2026-10-29 9:55 ` Tao Cui
2026-10-28 20:09 ` Tejun Heo
2026-10-29 9:57 ` Tao Cui [this message]
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